Go back to directory. Add to Address Book. Heather Lalonde CEO EDCO Contact: Heather Lalonde Address 24 Barry Street E Long Sault ON K0C 1P0 CAwork Phone: 613-362-3722work Email: edco@edco.on.caINTERNET Website: www.edco.on.ca Categories: 2023 Updated 11 months ago.